| Power Engineering Limited | Wholesale & retail | 2004 |
| Powerlift Holdings Ltd | Wholesale & retail | 2017 |
| Powerlift Materials Handling Ltd | Wholesale & retail | 2017 |
| Powertap Limited | Wholesale & retail | 2005 |
| PP4 Logistics Ltd | Administrative & support | 2025 |
| PPP Consult Limited | Professional & scientific | 2021 |
| Precision Joinery and Property Maintenance Ltd | Construction | 2020 |
| Premier Domestic Care Ltd | Administrative & support | 2026 |
| Premier Tyres & Autocare Ltd | Wholesale & retail | 2013 |
| Premier Upholland Limited | Wholesale & retail | 2017 |
| Pretty Paper Company Limited | Manufacturing | 2018 |
| Prime Home Makeover Ltd | Construction | 2025 |
| Primus Energy Ltd | Construction | 2013 |
| Principal UK Group Ltd | Transport & logistics | 2022 |
| Principal UK Ltd | Transport & logistics | 2022 |
| Print Media International Limited | Professional & scientific | 2006 |
| Priority Homecare Services Limited | Health & social care | 2023 |
| Pristine Windows and Property Care Ltd | Administrative & support | 2026 |
| Pro Drive Transport Ltd | Transport & logistics | 2019 |
| Pro FIX Ltd | Construction | 2021 |
| Pro-Fit Bedrooms Ltd | Manufacturing | 2023 |
| Professional Cost Consultants Limited | Professional & scientific | 2012 |
| Prohome Renovations Ltd | Construction | 2026 |
| Project Engine Ltd | Financial services | 2025 |
| PROJECT5SENSES CIC | Health & social care | 2020 |
| Promed Recruitment Limited | Administrative & support | 2006 |
| Proper Tools Ltd | Wholesale & retail | 2013 |
| Property Pals (NW) Ltd | Real estate | 2014 |
| Proplas Building & Glazing Solutions Ltd | Construction | 2009 |
| Prorefit Ltd | Construction | 2025 |
| Prorefitbristol Ltd | Construction | 2026 |
| Prosper Partner Investments Ltd | Other services | 2025 |
| Prosper Partners Ltd | Administrative & support | 2025 |
| Prosper Partners Properties Ltd | Other services | 2025 |
| Proteus Facades Limited | Manufacturing | 2018 |
| Proud House Events Ltd | Administrative & support | 2016 |
| Pulse Profiles Ltd | Manufacturing | 2025 |
| Pure Earth Wellness Ltd | Wholesale & retail | 2023 |
| Pure Knowledge Ltd | Information & communication | 1995 |
| Pure P3M Consultancy Ltd | Professional & scientific | 2021 |
| PYE Rail Limited | Manufacturing | 2019 |
| QED Consulting Limited | Information & communication | 2018 |
| Quality Home Lettings Limited | Real estate | 2020 |
| Quantro Limited | Professional & scientific | 2017 |
| Quantum Installations Ltd | Construction | 2020 |
| R CZ International Ltd | Wholesale & retail | 2023 |
| R Handley Electrical Limited | Administrative & support | 2023 |
| R J a Plastering Ltd | Construction | 2026 |
| R Millican Ltd. | Real estate | 1993 |
| R N B Commercials Limited | Wholesale & retail | 1996 |
| R Newton Limited | Professional & scientific | 2016 |
| R&Aj Limited | Wholesale & retail | 2025 |
| R&R Engineering Solutions Ltd | Manufacturing | 2025 |
| R.C.D. International Ltd | Transport & logistics | 2018 |
| R.G.M Vehicle Body Repairs Limited | Wholesale & retail | 2005 |
| R.Hannah & Sons Limited | Wholesale & retail | 2002 |
| Race Time Ltd | Arts & recreation | 2005 |
| RAD Furnishings Ltd | Manufacturing | 2024 |
| Radcliffe Property Management Limited | Real estate | 2006 |
| Rafmex Ltd | Transport & logistics | 2019 |
| Raga Locums Limited | Health & social care | 2017 |
| Railway Homes Ltd | Other services | 2023 |
| Rainford Window Cleaning Ltd | Administrative & support | 2021 |
| Raised Floor Solutions Limited | Construction | 2003 |
| Raised Floor Trustee Limited | Administrative & support | 2019 |
| Raled Consular & Visa Consulting Limited | Professional & scientific | 2026 |
| RAM Lifting Technologies (UK) Ltd | Manufacturing | 1992 |
| Ramonna Limited | Wholesale & retail | 2020 |
| Rawlogistics Ltd | Transport & logistics | 2018 |
| RAY Harrigan Vehicle Solutions Ltd | Wholesale & retail | 2025 |
| RB Carpentry Ltd | Construction | 2025 |
| RB EST8 Ltd | Real estate | 2021 |
| RCD International Group Ltd | Transport & logistics | 2025 |
| RDP Installations Limited | Construction | 2015 |
| RDP Property Shareholding Limited | Real estate | 2019 |
| Re:Cycle Wigan CIC | Extraterritorial | 2025 |
| Reacher Consulting Services Ltd | Information & communication | 2015 |
| Realtax Limited | Professional & scientific | 2013 |
| Red Rose Beauty Ltd | Transport & logistics | 2023 |
| Red Rose Recovery Ltd | Transport & logistics | 2017 |
| Redwood Group Holdings Limited | Financial services | 2018 |
| Redwood TTM Ltd | Manufacturing | 1993 |
| Reece Yates Couriers Ltd | Transport & logistics | 2024 |
| Regent Windows (South Wales) Limited | Water & waste | 2003 |
| Regional Carriers Distribution International Ltd | Transport & logistics | 2026 |
| Reheboth Limited | Health & social care | 2017 |
| Rella Development Limited | Real estate | 2023 |
| Remote & Ready Ltd | Manufacturing | 2026 |
| Renova Dental Limited | Health & social care | 2021 |
| Renowned Bathrooms Ltd | Construction | 2024 |
| Repairs-It Ltd | Other services | 2019 |
| Residential Let's NW Ltd | Real estate | 2024 |
| Resolve Construction Ltd | Administrative & support | 2023 |
| Restore Flooring UK Ltd | Construction | 2026 |
| Restoreco Ltd | Professional & scientific | 2023 |
| Revolver Management Limited | Arts & recreation | 2000 |
| RFS Group Ltd | Professional & scientific | 2008 |
| RGM Haverfordwest Limited | Wholesale & retail | 2011 |
| RH Commercials Ltd | Wholesale & retail | 2022 |
| Ribblesmere Property Limited | Real estate | 2026 |